Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 10.68
Milk (kg) -210.00 -0.014 2.94
Fat (kg) -10.24 -0.375 3.84
Prot (kg) -8.84 -0.441 3.90
Fertility Sub Index -2.07
Calving Interval (days) 1.47 -1.459 -2.14
Survival (%) 0.07 1.117 0.08
Calving Sub Index -2.64
Gestation Length (days) 2.87 -0.919 -2.64
Beef Sub Index -4.00
Carcass Weight (kg) 11.20 -0.528 -5.91
Age of Slaughter (days) -4.41 -0.432 1.90
Maintenance Sub Index Maint. Sub Index -4.69
Live WT (kg) 15.30 -0.307 -4.69
Total Carbon Sub Index -2.72

* Based on an €80/tonne carbon price